<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>刷出（送出）缓冲区内容，以字符串形式返回内容，并关闭输出缓冲区。</title>
 </head>
 <body class="docs"><div id="layout">
  <div id="layout-content"><div id="function.ob-get-flush" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ob_get_flush</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.3.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">ob_get_flush</span> &mdash; <span class="dc-title">刷出（送出）缓冲区内容，以字符串形式返回内容，并关闭输出缓冲区。</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.ob-get-flush-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>ob_get_flush</strong></span>
    ( <span class="methodparam">void</span>
   ) : <span class="type">string</span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>ob_get_flush()</strong></span>
   刷出（送出）缓冲区内容，以字符串形式返回内容，并关闭输出缓冲区。
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <span class="simpara">
   这个函数与<span class="function"><a href="ob_end_flush.html" class="function">ob_end_flush()</a></span>相似，不同的是本函数还会以字符串形式返回缓冲区内容。
   </span>
  </p></blockquote>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.ob-get-flush-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   返回输出缓冲区的内容；或者是，如果没有起作用的输出缓冲区，返回<strong><code>FALSE</code></strong> 。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.ob-get-flush-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-477">
    <p><strong>Example #1 <span class="function"><strong>ob_get_flush()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">//using&nbsp;output_buffering=On<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">ob_list_handlers</span><span style="color: #007700">());<br /><br /></span><span style="color: #FF8000">//save&nbsp;buffer&nbsp;in&nbsp;a&nbsp;file<br /></span><span style="color: #0000BB">$buffer&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ob_get_flush</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">file_put_contents</span><span style="color: #007700">(</span><span style="color: #DD0000">'buffer.txt'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$buffer</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">ob_list_handlers</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Array
(
    [0] =&gt; default output handler
)
Array
(
)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.ob-get-flush-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="ob_end_clean.html" class="function" rel="rdfs-seeAlso">ob_end_clean()</a> - 清空（擦除）缓冲区并关闭输出缓冲</span></li>
    <li class="member"><span class="function"><a href="ob_end_flush.html" class="function" rel="rdfs-seeAlso">ob_end_flush()</a> - 冲刷出（送出）输出缓冲区内容并关闭缓冲</span></li>
    <li class="member"><span class="function"><a href="ob_list_handlers.html" class="function" rel="rdfs-seeAlso">ob_list_handlers()</a> - 列出所有使用中的输出处理程序。</span></li>
   </ul>
  </p>
 </div>
 

</div></div></div></body></html>